The Watch could acquire messages from M and in some cases print them with a ticker-tape to generally be conveniently go through later on. Pretty forward of its time for the seventies, I’d say. Tourbillons are relatively pervasive in watchmaking, but consistent-power mechanisms are tough to manufacture and much rarer. https://www.watchesworld.com/from-sean-to-daniel-tracing-the-evolution-of-james-bonds-iconic-watch-collection/